Individual provider · Type 1 NPI

Margaret Duffy, ARNP

Nurse Practitioner · Marshalltown, IA

NPI number 1841293503 Active

Practice location

407 E Main St
Marshalltown, IA 50158-1928

Fax (641) 752-6572

Specialties and licenses

TaxonomyCodeLicense
Nurse Practitioner Primary 363L00000X#F-054726 (IA)

Nurse Practitioner: (1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance wit…

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About NPI 1841293503

Margaret Duffy, ARNP's National Provider Identifier is 1841293503, issued on May 24, 2005. The primary taxonomy on file is Nurse Practitioner (363L00000X), and the practice location is in Marshalltown, IA. The record was last updated on Jul 13, 2026.